The atmosphere is constantly changing. Its composition has varied regularly over the course of the planet's climatic epochs, ...

We're showing that, everywhere we look now, there was some sort of magnetic field that was responsible for bringing mass to ...

The Proba-3 mission consists of two spacecraft that will fly in close formation to study the sun, with the shadow of one ...

Using Einstein’s theory of general relativity, physicists found that clocks on the Moon would run 56 microseconds faster than ...

As if searching for dark matter isn't difficult enough already, physicists may have detected another hurdle known as a ...

Reexamination of data collected nearly 40 years ago by Voyager 2 has revealed that what's been believed about Uranus could be ...

Ever since the ancient Greeks first made observations of the circular Moon and the skies, scientists have known that the ...

One of very few things in this life that we can bank on happening every single day: the sun rises in the east and sets in the ...

Neutron stars represent one of the final evolutionary stages of a massive star, forming when stars with at least eight times ...

A new European Space Agency mission is set to study asteroid Apophis to learn more about how we can handle asteroid threats ...

NOAA's new Compact Coronagraph, CCOR-1, onboard the GOES-19 satellite, has begun transmitting its first images, revealing ...

A close flyby of an asteroid as large as Apophis happens only once every 5,000 to 10,000 years. Scientists plan to learn all they can.